1 files changed, 2 insertions, 4 deletions
diff --git a/pkgs/development/python-modules/pygls/default.nix b/pkgs/development/python-modules/pygls/default.nix
index 49cf9dab4a26e..48791db6a2752 100644
--- a/pkgs/development/python-modules/pygls/default.nix
+++ b/pkgs/development/python-modules/pygls/default.nix
@@ -8,7 +8,6 @@
   pytest-asyncio,
   pytestCheckHook,
   pythonOlder,
-  pythonRelaxDepsHook,
   typeguard,
   websockets,
 }:
@@ -34,7 +33,6 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [
     poetry-core
-    pythonRelaxDepsHook
   ];
 
   propagatedBuildInputs = [
@@ -42,7 +40,7 @@ buildPythonPackage rec {
     typeguard
   ];
 
-  passthru.optional-dependencies = {
+  optional-dependencies = {
     ws = [ websockets ];
   };
 
@@ -54,7 +52,7 @@ buildPythonPackage rec {
   # Fixes hanging tests on Darwin
   __darwinAllowLocalNetworking = true;
 
-  preCheck = lib.optionalString stdenv.isDarwin ''
+  preCheck = lib.optionalString stdenv.hostPlatform.isDarwin ''
     # Darwin issue: OSError: [Errno 24] Too many open files
     ulimit -n 1024
   '';